The Tour de France reaches a climax this weekend as the cyclists head towards the Champs-Élysées final stage. Here's the theories, tactics and sprints behind the race to the finishing line.
“Boris beasts”, anyone?
The latest extension to one of the capital's Cycle Superhighways barely brings it up to Dutch standards.
In the final years of the 19th century, the first modern roads were designed to serve cyclists, before cars became widespread.
Forget mysterious dark matter and the inexplicable accelerating expansion of the universe; the bicycle represents a far more embarrassing hole in the accomplishments of physics.
There are bus, taxi and bike lanes. Why not "car lanes"?
Britons are leading the way in the Tour de France.